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(c) Use determinants to find z in the below equations: 2x + 2y +z - 20 = 0 -3x-y-z + 18 = 0 x + y + 2z - 16 = 0 (d) Find the value of X for which the following equations are consistent: x + 3y -4 = 0 9x + y - x = 0 -3x + 7y - 2 = 0

(c) Use determinants to find z in the below equations: 2x + 2y +z - 20 = 0 -3x-y-z + 18 = 0 x + y + 2z - 16 = 0 (d) Find the value of X for which the following equations are consistent: x + 3y -4 = 0 9x + y - x = 0 -3x + 7y - 2 = 0

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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maths help can you please help with c and d 

(c) Use determinants to find z in the below equations: 2x + 2y +z - 20 = 0 -3x-y-z + 18 = 0 x + y + 2z - 16 = 0 (d) Find the value of X for which the following equations are consistent: x + 3y -4 = 0 9x + y - x = 0 -3x + 7y - 2 = 0
Transcribed Image Text:(c) Use determinants to find z in the below equations: 2x + 2y +z - 20 = 0 -3x-y-z + 18 = 0 x + y + 2z - 16 = 0 (d) Find the value of X for which the following equations are consistent: x + 3y -4 = 0 9x + y - x = 0 -3x + 7y - 2 = 0
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